If i have pet, i would like to raise an white Maltese dog.=

If I have a peet, I would like to raise a white Maltese dog.

it's because Maltese dog is tiny and cute. =

It's because a Maltese dog is tiny and cute.

i have never raised any pet but i sometimes imagined that if i raise a Maltese dog, i would be happy... =

I have never raised any pets, but I sometimes imagine raising a Maltese. I would be happy.

On the other hand, i think that if i a raise dog, it would be wasting much money including animal hospital, feed money and etc...=

On the other hand, I think raising a dog would be a waste of money because of animal hospital fees, food, etc.

So, i am afraid to raise a pet. =

So I am hesitant to raise a pet.

When seeing a cute dog or pet, i want to raise pet. =

When seeing a cute dog or pet, I want to have one too.

it is dilemma. = 

It is a dilemma.